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$370+ Cheap flights from La Crosse to Portland, ME (LSE - PWM)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
LSE — PWM
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Cheap flight deals from La Crosse to Portland

Cheapest flights from La Crosse to Portland
Explore the most affordable flight options available from La Crosse to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:56 am
LSE
-
PWM
1 stop22h 12m
Multiple Airlines
Tue 10/205:09 pm
PWM
-
LSE
2 stops41h 42m
Multiple Airlines
Deal found 7/26$370
This American Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1512:23 pm
LSE
-
PWM
1 stop10h 17m
American Airlines
Tue 10/205:45 pm
PWM
-
LSE
1 stop19h 08m
American Airlines
Deal found 7/26$489
This American Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:50 pm
LSE
-
PWM
1 stop16h 21m
American Airlines
Fri 10/231:05 pm
PWM
-
LSE
1 stop6h 15m
American Airlines
Deal found 7/25$490
This American Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/45:54 am
LSE
-
PWM
2 stops8h 47m
American Airlines
Mon 10/125:09 pm
PWM
-
LSE
2 stops7h 50m
American Airlines
Deal found 7/24$506
This American Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:19 pm
LSE
-
PWM
1 stop9h 29m
American Airlines
Mon 9/79:08 am
PWM
-
LSE
1 stop8h 42m
American Airlines
Deal found 7/26$592

Find flight deals from La Crosse to Portland

Discover tips and strategies to find the most affordable flight options for your journey from La Crosse (LSE) to Portland (PWM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$370
(Kiwi.com)
Provider with most accurate pricing for La Crosse-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for La Crosse-Portland flights.
Search Deals
From La Crosse to Portland
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Cheapflights Fare Finder

 
Customize your flight search to find flights from La Crosse to Portland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 27, 2026.
Use the filters below to find and compare flights from La Crosse to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Thu 10/15

9:56 am-9:08 am

1 stop22h 12m

Portland

Tue 10/20

5:09 pm-9:51 am

2 stops41h 42m

$370

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Thu 10/15

12:23 pm-11:40 pm

1 stop10h 17m

Portland

Tue 10/20

5:45 pm-11:53 am

1 stop19h 08m

$489

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Fri 10/16

6:50 pm-5:04 pm

1 stop21h 14m

Portland

Fri 10/23

5:45 pm-11:59 pm

1 stop7h 14m

$490
Quickest round-trip

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Sun 10/4

5:54 am-3:41 pm

2 stops8h 47m

Portland

Mon 10/12

5:09 pm-11:59 pm

2 stops7h 50m

$506

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Thu 9/3

12:19 pm-10:48 pm

1 stop9h 29m

Portland

Mon 9/7

9:08 am-4:50 pm

1 stop8h 42m

$592
Cheapest one-way
Quickest one-way

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Tue 8/11

6:00 am-11:38 am

1 stop4h 38m

$716

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Sorted by cheapest first

Compare providers for flights from La Crosse to Portland

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from La Crosse to Portland in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on La Crosse-Portland, Maine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on La Crosse-Portland, Maine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from La Crosse-Portland, Maine flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on La Crosse-Portland, Maine flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for La Crosse-Portland, Maine flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from La Crosse to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from La Crosse with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated July 27, 2026.
See what other customers who have flown with American Airlines from La Crosse to Portland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,837 reviews

Entertainment

6.8

Crew

7.9

Comfort

7.2

Food

6.4

Overall

7.1

Boarding

7.5

Reviews

1 / 20
10.0
Excellent

Linda,Jul 2026

ROA - CLT

Very helpful and friendly people who pushed me where I needed to go
American Airlines
7.1
Good
11,837 reviews
American Airlines
7.1
Good
11,837 reviews

Entertainment

6.8

Crew

7.9

Comfort

7.2

Food

6.4

Overall

7.1

Boarding

7.5

Reviews

1 / 20
10.0
Excellent

Linda,Jul 2026

ROA - CLT

Very helpful and friendly people who pushed me where I needed to go

Related info for your journey

Find useful and relevant information for your journey from La Crosse to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from La Crosse to Portland, Maine?

    American Airlines can get you from La Crosse to Portland, Maine in just under 10h 17m. Your travel time can differ by up to . La Crosse and Portland, Maine are separated by a distance of 1042 mi.

  • What is the cheapest airline to fly from La Crosse to Portland, Maine round-trip?

    According to our current data, American Airlines ($320), offers the cheapest pricing from La Crosse to Portland, Maine.

  • Can I find deals for flights from La Crosse to Portland that include hotel bookings?

    Yes. In addition to deals on La Crosse to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from La Crosse to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from La Crosse to Portland.

  • Can I find deals for business class flights from La Crosse to Portland?

    Yes. Cheapflights offers flight deals from La Crosse to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Lewiston
Brunswick
Conway

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Top airline flying from La Crosse to Portland

Discover the top airline that operate flights from La Crosse to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$320Average$474FlexibilityNo cancel feeOn-time71%

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